diff --git a/pkgs/development/libraries/haskell/pwstore-fast/default.nix b/pkgs/development/libraries/haskell/pwstore-fast/default.nix
index 5a92e47417d7..a59a9b2d2da3 100644
--- a/pkgs/development/libraries/haskell/pwstore-fast/default.nix
+++ b/pkgs/development/libraries/haskell/pwstore-fast/default.nix
@@ -4,8 +4,8 @@
 
 cabal.mkDerivation (self: {
   pname = "pwstore-fast";
-  version = "2.4.2";
-  sha256 = "1idpk0cc61jibj50h2a39k37s630c8h5k5d1qvbc89nql4jc132l";
+  version = "2.4.3";
+  sha256 = "02dj297s04fxb4ys9nfdw6aap5zrwlryq515gky0c3af6ss2yiz7";
   buildDepends = [
     base64Bytestring binary byteable cryptohash random
   ];